massoutage

County annual report · FIPS 17009

2016 Brown County, IL Power Outage Report

In 2016, customers in Brown County, IL went without power for an average of 2.6 hours, a total of 7,699 customer-hours (Illinois average 1.5 hours). That ranks 39th worst of 100 Illinois counties and 1127th of 2,391 nationally.

Summary data CSVJSON
Avg hrs / customer
2.6
3,007 customers
Customer-hours out
7,699
Peak customers out
1,891
Outages ≥1,000 out
2
0 of 10,000+ · 113 total
Longest outage
15h
began October 13, 2016
Rank in state
39th/100
1127th of 2,391 US

Compared with IL, the US and 2015

Brown County, IL average hours without power per customer compared with state and national averages, 2016Brown County 2.6 hours, Illinois average 1.5 hours, US average 3.9 hours, Brown County, 2015 1.6 hoursBrown CountyBrown County2.6hIllinois averageIllinois average1.5hUS averageUS average3.9hBrown County, 2015Brown County, 20151.6h
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Average hours without power per customer in 2016; last bar is this county in 2015.

Month by month

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Brown County, IL customer-hours without power by month, 2016Jan 5,059, Feb 15, Mar 9, Apr 158, May 1,706, Jun 69, Jul 46, Aug 54, Sep 11, Oct 20, Nov 341, Dec 21102k4k6k5,059Jan15Feb9Mar158Apr1,706May69Jun46Jul54Aug11Sep20Oct341Nov211Dec
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Customer-hours; January was the worst month.

Brown County year over year

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Brown County, IL: average hours without power per customer by year2015: 1.6h; 2016: 2.6h; 2017: 0.3h; 2018: 0.3h, coverage 92%; 2019: 3.8h, coverage 99%; 2020: 3.5h, coverage 94%; 2021: 2.3h, coverage 98%; 2022: 3.4h, coverage 98%; 2023: 17.5h; 2024: 3.3h; 2025: 1.3h051015200%50%100%1.6h20152.6h20160.3h20170.3h20183.8h20193.5h20202.3h20213.4h202217.5h20233.3h20241.3h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Illinois customers tracked each year.

Biggest outages in Brown County, 2016

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1January 10, 2016 08:00January 10, 2016 18:0010h1,8914,654
2May 28, 2016 12:00May 28, 2016 14:002h1,8911,061
3December 13, 2016 15:30December 13, 2016 17:151h 45m563146
4May 26, 2016 12:45May 26, 2016 15:152h 30m359617
5November 29, 2016 15:00November 29, 2016 22:457h 45m309144
6January 11, 2016 04:45January 11, 2016 09:004h 15m144396
7November 2, 2016 20:30November 3, 2016 00:003h 30m138107
8November 28, 2016 17:30November 28, 2016 21:003h 30m10676
9April 2, 2016 15:45April 3, 2016 00:008h 15m101134
10June 23, 2016 16:15June 23, 2016 18:001h 45m6838

Outage episodes by size in 2016: 9 reached 100+ customers, 2 reached 1,000+ customers, 0 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Brown County reported on EIA Form 861 for 2016, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Ameren Illinois Company20164.0 hrs1.362.1 hrs1.04
Adams Electric Coop20164.9 hrs2.292.0 hrs1.46
Ameren-----
Illinois Rural Electric Coop-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Illinois's customers in 2016; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 3,007 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Brown County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Brown County, IL annual power outage report, 2016, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2016/illinois/brown-county

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